VulnerabilityModified
CVE-2020-9900
A local attacker may be able to elevate their privileges.
HIGH 7.8EPSS 0.39%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.39%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue existed within the path validation logic for symlinks. This issue was addressed with improved path sanitization. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, tvOS 13.4.8, watchOS 6.2.8. A local attacker may be able to elevate their privileges.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.39% probability · 32th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-59
- Affected
- apple/ipados · apple/iphone os · apple/mac os x · apple/tvos · apple/watchos
- Source
- product-security@apple.com
References
- https://support.apple.com/kb/HT211288Vendor Advisory
- https://support.apple.com/kb/HT211289Vendor Advisory
- https://support.apple.com/kb/HT211290Vendor Advisory
- https://support.apple.com/kb/HT211291Vendor Advisory
- https://support.apple.com/kb/HT211288Vendor Advisory
- https://support.apple.com/kb/HT211289Vendor Advisory
- https://support.apple.com/kb/HT211290Vendor Advisory
- https://support.apple.com/kb/HT211291Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.